Don't preprocess URL for `:header_match` strategy.
Don't preprocess URL for `:header_match` strategy.

sjackman/homebrew,claui/brew,Homebrew/brew,JCount/brew,nandub/brew,JCount/brew,EricFromCanada/brew,EricFromCanada/brew,vitorgalvao/brew,EricFromCanada/brew,vitorgalvao/brew,claui/brew,MikeMcQuaid/brew,claui/brew,sjackman/homebrew,MikeMcQuaid/brew,Homebrew/brew,JCount/brew,sjackman/homebrew,MikeMcQuaid/brew,nandub/brew,nandub/brew,EricFromCanada/brew,Homebrew/brew,claui/brew,vitorgalvao/brew,MikeMcQuaid/brew,sjackman/homebrew,vitorgalvao/brew,JCount/brew,Homebrew/brew,nandub/brew